Home / 1,226,878.42-1,840,693.23-628,263.42

Finding the Fourth Proportional to 1,226,878.42, 1,840,693.23 and 628,263.42

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Solution

The fourth proportional to 1,226,878.42, 1,840,693.23 and 628,263.42 is: 942,587.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,878.42 : 1,840,693.23 = 628,263.42 : x
  2. Step 2: Convert to fraction form
    1,226,878.42/1,840,693.23 = 628,263.42/x
  3. Step 3: Cross multiply
    1,226,878.42x = 1,840,693.23 × 628,263.42
  4. Step 4: Simplify right side
    1,226,878.42x = 1,156,440,223,850.65
  5. Step 5: Solve for x
    x = 1,156,440,223,850.65/1,226,878.42
  6. Step 6: Final answer
    x = 942,587.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.